html,
body {
  height: 100%;
}
ul,
ol {
  list-style: none;
  padding: 0;
  margin: 0;
}
img {
  width: 100%;
  display: block;
}
.lt_container {
  width: 100%;
  height: 100%;
  max-width: 640px;
  min-width: 320px;
  margin: 0 auto;
  position: relative;
  padding: 45px 0 55px;
  overflow: hidden;
}
.header {
  height: 45px;
  background-color: #069;
  position: absolute;
  width: 100%;
  top: 0;
  padding: 0 45px;
  text-align: center;
  z-index: 999;
}
.header .icon_left,
.header .icon_right {
  width: 45px;
  height: 45px;
  line-height: 45px;
  color: #fff;
  position: absolute;
  top: 0;
}
.header .icon_left {
  left: 0;
}
.header .icon_right {
  right: 0;
}
.header .title h4 {
  line-height: 45px;
  margin: 0;
  color: #fff;
  font-weight: 400;
}
.footer {
  height: 55px;
  width: 100%;
  background: #069;
  position: absolute;
  bottom: 0;
}
.footer li {
  width: 25%;
  float: left;
}
.footer li a {
  padding-top: 10px;
  width: 100%;
  display: block;
  text-align: center;
  color: #fff;
  height: 100%;
}
.footer li a p {
  color: #fff;
  font-size: 12px;
}
.footer li.active a {
  color: orange;
}
.footer li.active p {
  color: orange;
}
.main {
  width: 100%;
  height: 100%;
  background-color: #fff;
  position: relative;
  overflow: hidden;
}
.main .search_box {
  padding: 10px;
  position: relative;
}
.main .search_box input {
  height: 35px;
  border: 1px solid #007aff;
  border-radius: 5px;
  font-size: 12px;
  margin: 0;
}
.main .search_box button {
  position: absolute;
  top: 11px;
  right: 11px;
  color: #fff;
  border-top-left-radius: 0;
  border-bottom-left-radius: 0;
}
.main .product {
  padding: 10px;
}
.main .product li {
  width: 48%;
  float: left;
  border: 1px solid #ccc;
  padding: 10px;
  margin-bottom: 10px;
  text-align: center;
}
.main .product li:nth-child(odd) {
  margin-right: 4%;
}
.main .product li .price-text span:first-child {
  color: red;
}
.main .product li .price-text span:last-child {
  text-decoration: line-through;
}
